Display screen or portion thereof with icon



The sole FIGURE (FIG. 1) is a front view of a display screen or portion thereof with icon, showing our new design.

The broken lines are for illustrative purposes only and form no part of the claimed design. The reference numeral, ⅓, on top of FIGURE (FIG. 1) forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 